| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec Shanghai Gaoqiao Petrochemical Company | China national standards | MT | 993.94 | USD | 20251021 |
| Shandong Hengrui Chemical Co., Ltd. | China national standards | MT | 916.4 | USD | 20251021 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 919.22 | USD | 20251021 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1198.36 | USD | 20251021 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 919.22 | USD | 20251021 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 919.22 | USD | 20251021 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 944.59 | USD | 20251021 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1240.66 | USD | 20251021 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |